package cc.wsyw126.java.collection.map;

import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.ConcurrentMap;

/**
 * Created by junpeng.yang on 16/8/29.
 */
public class TestConcurrentMap {
    public static void main(String[] args) {
        ConcurrentMap<Integer,String> concurrentMap = new ConcurrentHashMap<>();
    }
}
